1 /*
2 * $Date:
3 *
4 * ====================================================================
5 * Licensed to the Apache Software Foundation (ASF) under one
6 * or more contributor license agreements. See the NOTICE file
7 * distributed with this work for additional information
8 * regarding copyright ownership. The ASF licenses this file
9 * to you under the Apache License, Version 2.0 (the
10 * "License"); you may not use this file except in compliance
11 * with the License. You may obtain a copy of the License at
12 *
13 * http://www.apache.org/licenses/LICENSE-2.0
14 *
15 * Unless required by applicable law or agreed to in writing,
16 * software distributed under the License is distributed on an
17 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
18 * KIND, either express or implied. See the License for the
19 * specific language governing permissions and limitations
20 * under the License.
21 * ====================================================================
22 *
23 * This software consists of voluntary contributions made by many
24 * individuals on behalf of the Apache Software Foundation. For more
25 * information on the Apache Software Foundation, please see
26 * <http://www.apache.org/>.
27 *
28 */
29
30 package org.apache.http.nio.reactor;
31
32 /**
33 * SessionBufferStatus interface is intended to query the status of session
34 * I/O buffers.
35 *
36 * @since 4.0
37 */
38 public interface SessionBufferStatus {
39
40 /**
41 * Determines if the session input buffer contains data.
42 *
43 * @return <code>true</code> if the session input buffer contains data,
44 * <code>false</code> otherwise.
45 */
46 boolean hasBufferedInput();
47
48 /**
49 * Determines if the session output buffer contains data.
50 *
51 * @return <code>true</code> if the session output buffer contains data,
52 * <code>false</code> otherwise.
53 */
54 boolean hasBufferedOutput();
55
56 }